Re: [Freedreno] [PATCH 09/25] drm/msm/dpu: make RM iterator static
On Mon, Oct 08, 2018 at 09:27:26PM -0700, Jeykumar Sankaran wrote: > HW blocks reserved for a display are stored in crtc state. > No one outside RM is interested in using these API's for > HW block list iterations. > > Signed-off-by: Jeykumar Sankaran Reviewed-by: Sean Paul > --- > drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 37 ++- > drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h | 46 > -- > 2 files changed, 20 insertions(+), 63 deletions(-) > > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c > b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c > index 619b596..24fc1c7 100644 > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c > @@ -49,12 +49,26 @@ struct dpu_rm_hw_blk { > struct dpu_hw_blk *hw; > }; > > +/** > + * struct dpu_rm_hw_iter - iterator for use with dpu_rm > + * @hw: dpu_hw object requested, or NULL on failure > + * @blk: dpu_rm internal block representation. Clients ignore. Used as > iterator. > + * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any > Encoder > + * @type: Hardware Block Type client wishes to search for. > + */ > +struct dpu_rm_hw_iter { > + void *hw; > + struct dpu_rm_hw_blk *blk; > + uint32_t enc_id; > + enum dpu_hw_blk_type type; > +}; > + > struct dpu_hw_mdp *dpu_rm_get_mdp(struct dpu_rm *rm) > { > return rm->hw_mdp; > } > > -void dpu_rm_init_hw_iter( > +static void _dpu_rm_init_hw_iter( > struct dpu_rm_hw_iter *iter, > uint32_t enc_id, > enum dpu_hw_blk_type type) > @@ -97,17 +111,6 @@ static bool _dpu_rm_get_hw_locked(struct dpu_rm *rm, > struct dpu_rm_hw_iter *i) > return false; > } > > -bool dpu_rm_get_hw(struct dpu_rm *rm, struct dpu_rm_hw_iter *i) > -{ > - bool ret; > - > - mutex_lock(>rm_lock); > - ret = _dpu_rm_get_hw_locked(rm, i); > - mutex_unlock(>rm_lock); > - > - return ret; > -} > - > static void _dpu_rm_hw_destroy(enum dpu_hw_blk_type type, void *hw) > { > switch (type) { > @@ -365,7 +368,7 @@ static bool _dpu_rm_check_lm_and_get_connected_blks( > return false; > } > > - dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_PINGPONG); > + _dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_PINGPONG); > while (_dpu_rm_get_hw_locked(rm, )) { > if (iter.blk->id == lm_cfg->pingpong) { > *pp = iter.blk; > @@ -404,7 +407,7 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm, > uint32_t enc_id, > } > > /* Find a primary mixer */ > - dpu_rm_init_hw_iter(_i, 0, DPU_HW_BLK_LM); > + _dpu_rm_init_hw_iter(_i, 0, DPU_HW_BLK_LM); > while (lm_count != reqs->topology.num_lm && > _dpu_rm_get_hw_locked(rm, _i)) { > memset(, 0, sizeof(lm)); > @@ -421,7 +424,7 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm, > uint32_t enc_id, > ++lm_count; > > /* Valid primary mixer found, find matching peers */ > - dpu_rm_init_hw_iter(_j, 0, DPU_HW_BLK_LM); > + _dpu_rm_init_hw_iter(_j, 0, DPU_HW_BLK_LM); > > while (lm_count != reqs->topology.num_lm && > _dpu_rm_get_hw_locked(rm, _j)) { > @@ -480,7 +483,7 @@ static int _dpu_rm_reserve_ctls( > > needs_split_display = _dpu_rm_needs_split_display(top); > > - dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_CTL); > + _dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_CTL); > while (_dpu_rm_get_hw_locked(rm, )) { > const struct dpu_hw_ctl *ctl = to_dpu_hw_ctl(iter.blk->hw); > unsigned long features = ctl->caps->features; > @@ -528,7 +531,7 @@ static struct dpu_rm_hw_blk *_dpu_rm_reserve_intf( > struct dpu_rm_hw_iter iter; > > /* Find the block entry in the rm, and note the reservation */ > - dpu_rm_init_hw_iter(, 0, type); > + _dpu_rm_init_hw_iter(, 0, type); > while (_dpu_rm_get_hw_locked(rm, )) { > if (iter.blk->id != id) > continue; > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h > b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h > index e48e8f2..c7e3b2b 100644 > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h > @@ -36,26 +36,6 @@ struct dpu_rm { > }; > > /** > - * struct dpu_rm_hw_blk - resource manager internal structure > - * forward declaration for single iterator definition without void pointer > - */ > -struct dpu_rm_hw_blk; > - > -/** > - * struct dpu_rm_hw_iter - iterator for use with dpu_rm > - * @hw: dpu_hw object requested, or NULL on failure > - * @blk: dpu_rm internal block representation. Clients ignore. Used as > iterator. > - * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any > Encoder > - * @type: Hardware Block Type client wishes to search for. > - */ > -struct dpu_rm_hw_iter { > - void *hw; > - struct dpu_rm_hw_blk *blk; > -
[Freedreno] [PATCH 09/25] drm/msm/dpu: make RM iterator static
HW blocks reserved for a display are stored in crtc state. No one outside RM is interested in using these API's for HW block list iterations. Signed-off-by: Jeykumar Sankaran --- drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 37 ++- drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h | 46 -- 2 files changed, 20 insertions(+), 63 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index 619b596..24fc1c7 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -49,12 +49,26 @@ struct dpu_rm_hw_blk { struct dpu_hw_blk *hw; }; +/** + * struct dpu_rm_hw_iter - iterator for use with dpu_rm + * @hw: dpu_hw object requested, or NULL on failure + * @blk: dpu_rm internal block representation. Clients ignore. Used as iterator. + * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any Encoder + * @type: Hardware Block Type client wishes to search for. + */ +struct dpu_rm_hw_iter { + void *hw; + struct dpu_rm_hw_blk *blk; + uint32_t enc_id; + enum dpu_hw_blk_type type; +}; + struct dpu_hw_mdp *dpu_rm_get_mdp(struct dpu_rm *rm) { return rm->hw_mdp; } -void dpu_rm_init_hw_iter( +static void _dpu_rm_init_hw_iter( struct dpu_rm_hw_iter *iter, uint32_t enc_id, enum dpu_hw_blk_type type) @@ -97,17 +111,6 @@ static bool _dpu_rm_get_hw_locked(struct dpu_rm *rm, struct dpu_rm_hw_iter *i) return false; } -bool dpu_rm_get_hw(struct dpu_rm *rm, struct dpu_rm_hw_iter *i) -{ - bool ret; - - mutex_lock(>rm_lock); - ret = _dpu_rm_get_hw_locked(rm, i); - mutex_unlock(>rm_lock); - - return ret; -} - static void _dpu_rm_hw_destroy(enum dpu_hw_blk_type type, void *hw) { switch (type) { @@ -365,7 +368,7 @@ static bool _dpu_rm_check_lm_and_get_connected_blks( return false; } - dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_PINGPONG); + _dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_PINGPONG); while (_dpu_rm_get_hw_locked(rm, )) { if (iter.blk->id == lm_cfg->pingpong) { *pp = iter.blk; @@ -404,7 +407,7 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm, uint32_t enc_id, } /* Find a primary mixer */ - dpu_rm_init_hw_iter(_i, 0, DPU_HW_BLK_LM); + _dpu_rm_init_hw_iter(_i, 0, DPU_HW_BLK_LM); while (lm_count != reqs->topology.num_lm && _dpu_rm_get_hw_locked(rm, _i)) { memset(, 0, sizeof(lm)); @@ -421,7 +424,7 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm, uint32_t enc_id, ++lm_count; /* Valid primary mixer found, find matching peers */ - dpu_rm_init_hw_iter(_j, 0, DPU_HW_BLK_LM); + _dpu_rm_init_hw_iter(_j, 0, DPU_HW_BLK_LM); while (lm_count != reqs->topology.num_lm && _dpu_rm_get_hw_locked(rm, _j)) { @@ -480,7 +483,7 @@ static int _dpu_rm_reserve_ctls( needs_split_display = _dpu_rm_needs_split_display(top); - dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_CTL); + _dpu_rm_init_hw_iter(, 0, DPU_HW_BLK_CTL); while (_dpu_rm_get_hw_locked(rm, )) { const struct dpu_hw_ctl *ctl = to_dpu_hw_ctl(iter.blk->hw); unsigned long features = ctl->caps->features; @@ -528,7 +531,7 @@ static struct dpu_rm_hw_blk *_dpu_rm_reserve_intf( struct dpu_rm_hw_iter iter; /* Find the block entry in the rm, and note the reservation */ - dpu_rm_init_hw_iter(, 0, type); + _dpu_rm_init_hw_iter(, 0, type); while (_dpu_rm_get_hw_locked(rm, )) { if (iter.blk->id != id) continue; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h index e48e8f2..c7e3b2b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h @@ -36,26 +36,6 @@ struct dpu_rm { }; /** - * struct dpu_rm_hw_blk - resource manager internal structure - * forward declaration for single iterator definition without void pointer - */ -struct dpu_rm_hw_blk; - -/** - * struct dpu_rm_hw_iter - iterator for use with dpu_rm - * @hw: dpu_hw object requested, or NULL on failure - * @blk: dpu_rm internal block representation. Clients ignore. Used as iterator. - * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any Encoder - * @type: Hardware Block Type client wishes to search for. - */ -struct dpu_rm_hw_iter { - void *hw; - struct dpu_rm_hw_blk *blk; - uint32_t enc_id; - enum dpu_hw_blk_type type; -}; - -/** * dpu_rm_init - Read hardware catalog and create reservation tracking objects * for all HW blocks. * @rm: DPU Resource Manager handle @@ -110,30 +90,4 @@ int dpu_rm_reserve(struct dpu_rm *rm, *